Spinlock XTS/XCS Cam Module (for 6-10mm)Replacement CAM for XTS, XCS, XT and XC powerclutches For use with small diameter lines 6mm 10mm (1 4" 3 8") COMPATIBILITY XCS XCS0610 1B XCS Clutch,6 10mm Line, Black Single XCS0610 1S XCS Clutch,6 10mm Line,Silver Single XCS0610 1W XCS Clutch,6 10mm Line,White Single XCS0610 2B XCS Clutch,6 10mm Line, Black Double XCS0610 2S XCS Clutch,6 10mm Line,Silver Double XCS0610 2W XCS Clutch,6 10mm Line,White Double XCS0610 3B XCS Clutch,6 10mm Line, Black